Click the FileDrop Drive tab gives you the option to browse the folders and files you have in your Google Drive.
Options:
Search: files and folders
Change display: preview or list
Sort: name, new, old
Clicking a folder will offer the same options
Options:
Search: files and folders
Change display: preview or list
Sort: name, new, old
Insert all files: It will insert all the files in the folder in your sheet.
Change the way files are listed as previews.